Finding the Fourth Proportional to 31,815.99, 43,904.86 and 17,669.74

Step by Step Solution

1. Step 1: Write the proportion equation
   31,815.99 : 43,904.86 = 17,669.74 : x
2. Step 2: Convert to fraction form
   31,815.99/43,904.86 = 17,669.74/x
3. Step 3: Cross multiply
   31,815.99x = 43,904.86 × 17,669.74
4. Step 4: Simplify right side
   31,815.99x = 775,787,667.63
5. Step 5: Solve for x
   x = 775,787,667.63/31,815.99
6. Step 6: Final answer
   x = 24,383.58